Sodium laureth sulfate

月桂醇聚醚硫酸酯钠

Also known as: Sodium lauryl ether sulfate, SLES, Sodium POE(3) lauryl ether sulfate, PEG-(1-4) lauryl ether sulfate sodium salt

Sodium laureth sulfate (CAS 1335-72-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H25NaO4S and a molecular weight of 288.37900 g/mol. It is also known as Sodium lauryl ether sulfate, SLES and Sodium POE(3) lauryl ether sulfate. Key properties include a melting point of 206ºC and a density of 1.01 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1335-72-4
Jingsj CID
J-1136923-5
Molecular Formula
C12H25NaO4S
Chinese Name
月桂醇聚醚硫酸酯钠
Molecular Weight
288.37900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point206ºC
Density1.01 g/cm3

Frequently Asked Questions

What is the CAS number of Sodium laureth sulfate?

The CAS number of Sodium laureth sulfate is 1335-72-4.

What are the molecular formula and molecular weight of Sodium laureth sulfate?

Sodium laureth sulfate has molecular formula C12H25NaO4S and molecular weight 288.37900 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Sodium laureth sulfate (CAS 1335-72-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1136923-5 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.